-50.69% is the change from 720 to 355
Calculation steps:
[( 355 - 720 ) ÷ 720] x 100 = -50.69%
Formula
Percentage change = [(355 - 720) / 720] x 100
Subtract the new number by the original number
355 - 720 = -365
-365 ÷ 720 = -0.5069444444444444
-0.5069444444444444 x 100 = -50.69%